A355740 - cp's OEIS frontend

A355740 Numbers of which it is not possible to choose a different divisor of each prime index.

n	a(n)
1	4
2	8
3	12
4	16
5	18
6	20
7	24
8	27
9	28
10	32
11	36
12	40
13	44
14	48
15	50
16	52
17	54
18	56
19	60
20	64
21	68
22	72
23	76
24	80
25	81
26	84
27	88
28	90
29	92
30	96
31	100
32	104
33	108
34	112
35	116
36	120
37	124
38	125
39	126
40	128
41	132
42	135
43	136
44	140
45	144
46	148
47	150
48	152
49	156
50	160
51	162
52	164
53	168
54	172
55	176
56	180
57	184
58	188

[4, 8, 12, 16, 18, 20, 24, 27, 28, 32, 36, 40, 44, 48, 50, 52, 54, 56, 60, 64, 68, 72, 76, 80, 81, 84, 88, 90, 92, 96, 100, 104, 108, 112, 116, 120, 124, 125, 126, 128, 132, 135, 136, 140, 144, 148, 150, 152, 156, 160, 162, 164, 168, 172, 176, 180, 184, 188]

cp's OEIS Frontend

A355740 Numbers of which it is not possible to choose a different divisor of each prime index.

Table of values

List of values

n	a(n)
1	4
2	8
3	12
4	16
5	18
6	20
7	24
8	27
9	28
10	32
11	36
12	40
13	44
14	48
15	50
16	52
17	54
18	56
19	60
20	64
21	68
22	72
23	76
24	80
25	81
26	84
27	88
28	90
29	92
30	96
31	100
32	104
33	108
34	112
35	116
36	120
37	124
38	125
39	126
40	128
41	132
42	135
43	136
44	140
45	144
46	148
47	150
48	152
49	156
50	160
51	162
52	164
53	168
54	172
55	176
56	180
57	184
58	188

n	a(n)
1	4
2	8
3	12
4	16
5	18
6	20
7	24
8	27
9	28
10	32
11	36
12	40
13	44
14	48
15	50
16	52
17	54
18	56
19	60
20	64
21	68
22	72
23	76
24	80
25	81
26	84
27	88
28	90
29	92
30	96
31	100
32	104
33	108
34	112
35	116
36	120
37	124
38	125
39	126
40	128
41	132
42	135
43	136
44	140
45	144
46	148
47	150
48	152
49	156
50	160
51	162
52	164
53	168
54	172
55	176
56	180
57	184
58	188

n	a(n)
1	4
2	8
3	12
4	16
5	18
6	20
7	24
8	27
9	28
10	32
11	36
12	40
13	44
14	48
15	50
16	52
17	54
18	56
19	60
20	64
21	68
22	72
23	76
24	80
25	81
26	84
27	88
28	90
29	92
30	96
31	100
32	104
33	108
34	112
35	116
36	120
37	124
38	125
39	126
40	128
41	132
42	135
43	136
44	140
45	144
46	148
47	150
48	152
49	156
50	160
51	162
52	164
53	168
54	172
55	176
56	180
57	184
58	188